"Quick - name the most important personal computer of the late 1970s and early 1980s. Those of you who mentioned the legendary Apple II - that's fine. I respect your decision. Forced to think objectively in 2012, I may even agree. But if you just named Radio Shack's TRS-80, you made me smile. Your choice is entirely defensible. And back in the TRS-80's heyday, I not only would have agreed with it but would have vehemently opposed any other candidate."

I figured you base your views on the model that you owned, what else - things is, it still kinda feels like subscribing to the guiding thought of the news article ...while the machines didn't have very much in common except for the company & name.

Model I production was discontinued as it did not comply with new FCC regulations as of 1 January 1981 regarding electromagnetic interference.[10][15][18] The Model I radiated so much interference that while playing games an AM radio placed next to the computer could be used to provide sounds.[19]